"Clive George" wrote in message
o.uk...
On 27/01/2016 18:10, GB wrote:

We have lovely grass sections of the pavements here, that unfortunately
some of my neighbours insist on parking (and ruining). I did think of
scattering the modern equivalent of caltrops on these grass patches,
namely posidriv screws, but that would probably be a mistake.

They'll just get pushed into the mud.

If people are parking on the grass, there is insufficient parking space.
Unless people prefer to park there in preference to their own drives or
allocated space.